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Whether a race, special group ride, training opportunity, or cycling-related community event, the 303 calendar showcases it all.  To have an event posted here please follow this link:  Event Policy Submission & Guidelines

All Day

10th Annual Winter Walk and Bike Week

Boulder County CO

Boulder County   Get your bike winter-ride ready and break out the long johns, so you can stay warm while you take part in this awesome event! Even if it snows, you can still ride because Boulder County Road MaintenanceRead More

Old Man Winter Bike Rally

Bohn Park 201 2nd Ave, Lyons

Lyons   The Old Man Winter Rally was created to be THE multi-sport winter event. With two bike courses and a one-of-a-kind running course, there is plenty of winter adventure for all runners and cyclists. Cycling It is the one andRead More

Catalyst Coaching Santa Barbara Training Camp

Santa Barbara   Come discover what the pros have known for years: the riding in Santa Barbara is incredible.     For the past few years, Catalyst Coach Nate Wilson has been putting on European cycling camps for the USRead More

DUST2 Fat Bike FUN Race

Forest Service Road 725 British Columbia

British Columbia   We are stoked to be partnering with the Wolf Creek Trailblazers to host our thrid annual Fat Bike FUN Race on the most fun fat bike race course in Southwest Colorado on Forest Service Road 725 inRead More

Fat Bike Joy Ride

Flying J Ranch Park 9509 County Highway 73, Evergreen

Conifer   Romp through the woods in a new way this winter! Whether your goal is to try something new, wake up your biking legs, keep your skills fresh, or learn some new ones, this beginner friendly ride through theRead More